author | truelight |
Wed, 08 Sep 2004 19:20:46 +0000 | |
changeset 185 | 646403e35006 |
parent 177 | 71fec20dd4a8 |
child 187 | f790a76cc828 |
permissions | -rw-r--r-- |
0 | 1 |
#include "stdafx.h" |
2 |
#include "ttd.h" |
|
105 | 3 |
#include "gui.h" |
0 | 4 |
#include "command.h" |
5 |
#include "player.h" |
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#include "console.h" |
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#if defined(WIN32) |
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9 |
# include <windows.h> |
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10 |
# include <winsock.h> |
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11 |
||
12 |
# pragma comment (lib, "ws2_32.lib") |
|
13 |
# define ENABLE_NETWORK |
|
14 |
# define GET_LAST_ERROR() WSAGetLastError() |
|
15 |
# define EWOULDBLOCK WSAEWOULDBLOCK |
|
16 |
#endif |
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17 |
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18 |
#if defined(UNIX) |
|
19 |
// Make compatible with WIN32 names |
|
20 |
# define SOCKET int |
|
21 |
# define INVALID_SOCKET -1 |
|
22 |
// we need different defines for MorphOS and AmigaOS |
|
23 |
#if !defined(__MORPHOS__) && !defined(__AMIGA__) |
|
24 |
# define ioctlsocket ioctl |
|
25 |
# define closesocket close |
|
26 |
# define GET_LAST_ERROR() errno |
|
27 |
#endif |
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28 |
// Need this for FIONREAD on solaris |
|
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# define BSD_COMP |
|
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# include <unistd.h> |
|
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# include <sys/ioctl.h> |
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32 |
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// Socket stuff |
|
34 |
# include <sys/socket.h> |
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35 |
# include <netinet/in.h> |
|
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# include <arpa/inet.h> |
|
37 |
# include <errno.h> |
|
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# include <sys/time.h> |
|
39 |
// NetDB |
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# include <netdb.h> |
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41 |
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# ifndef TCP_NODELAY |
|
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# define TCP_NODELAY 0x0001 |
|
44 |
# endif |
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45 |
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46 |
#endif |
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47 |
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48 |
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#if defined(__MORPHOS__) || defined(__AMIGA__) |
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# include <exec/types.h> |
|
51 |
# include <proto/exec.h> // required for Open/CloseLibrary() |
|
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# if defined(__MORPHOS__) |
|
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# include <sys/filio.h> // FION#? defines |
|
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# else // __AMIGA__ |
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# include <proto/socket.h> |
|
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# endif |
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57 |
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// make source compatible with bsdsocket.library functions |
|
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# define closesocket(s) CloseSocket(s) |
|
60 |
# define GET_LAST_ERROR() Errno() |
|
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# define ioctlsocket(s,request,status) IoctlSocket((LONG)s,(ULONG)request,(char*)status) |
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struct Library *SocketBase = NULL; |
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#if !defined(__MORPHOS__) |
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// usleep() implementation |
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#include <devices/timer.h> |
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#include <dos/dos.h> |
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struct Device *TimerBase = NULL; |
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struct MsgPort *TimerPort = NULL; |
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struct timerequest *TimerRequest = NULL; |
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#endif |
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0 | 75 |
#endif /* __MORPHOS__ || __AMIGA__ */ |
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#define SEND_MTU 1460 |
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79 |
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#if defined(ENABLE_NETWORK) |
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// sent from client -> server whenever the client wants to exec a command. |
|
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// send from server -> client when another player execs a command. |
|
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typedef struct CommandPacket { |
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byte packet_length; |
|
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byte packet_type; |
|
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uint16 cmd; |
|
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uint32 p1,p2; |
|
89 |
TileIndex tile; |
|
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byte player;// player id, this is checked by the server. |
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byte when; // offset from the current max_frame value minus 1. this is set by the server. |
|
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uint32 dp[8]; |
|
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} CommandPacket; |
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94 |
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assert_compile(sizeof(CommandPacket) == 16 + 32); |
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96 |
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97 |
#define COMMAND_PACKET_BASE_SIZE (sizeof(CommandPacket) - 8 * sizeof(uint32)) |
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98 |
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// sent from server -> client periodically to tell the client about the current tick in the server |
|
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// and how far the client may progress. |
|
101 |
typedef struct SyncPacket { |
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102 |
byte packet_length; |
|
103 |
byte packet_type; |
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byte frames; // how many more frames may the client execute? this is relative to the old value of max. |
|
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byte server; // where is the server currently executing? this is negatively relative to the old value of max. |
|
106 |
uint32 random_seed_1; // current random state at server. used to detect out of sync. |
|
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uint32 random_seed_2; |
|
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} SyncPacket; |
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assert_compile(sizeof(SyncPacket) == 12); |
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111 |
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// sent from server -> client as an acknowledgement that the server received the command. |
|
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// the command will be executed at the current value of "max". |
|
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typedef struct AckPacket { |
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byte packet_length; |
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byte packet_type; |
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} AckPacket; |
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typedef struct ReadyPacket { |
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byte packet_length; |
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byte packet_type; |
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} ReadyPacket; |
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typedef struct FilePacketHdr { |
125 |
byte packet_length; |
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byte packet_type; |
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byte unused[2]; |
|
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} FilePacketHdr; |
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130 |
assert_compile(sizeof(FilePacketHdr) == 4); |
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// sent from server to client when the client has joined. |
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typedef struct WelcomePacket { |
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byte packet_length; |
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byte packet_type; |
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byte unused[2]; |
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} WelcomePacket; |
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typedef struct Packet Packet; |
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140 |
struct Packet { |
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Packet *next; // this one has to be the first element. |
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uint siz; |
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byte buf[SEND_MTU]; // packet payload |
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}; |
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146 |
typedef struct ClientState { |
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int socket; |
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bool inactive; // disable sending of commands/syncs to client |
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bool writable; |
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bool ready; |
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uint timeout; |
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uint xmitpos; |
153 |
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154 |
uint eaten; |
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Packet *head, **last; |
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156 |
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uint buflen; // receive buffer len |
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byte buf[256]; // receive buffer |
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} ClientState; |
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160 |
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161 |
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static uint _not_packet; |
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typedef struct QueuedCommand QueuedCommand; |
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struct QueuedCommand { |
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QueuedCommand *next; |
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CommandPacket cp; |
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CommandCallback *callback; |
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uint32 cmd; |
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int32 frame; |
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}; |
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typedef struct CommandQueue CommandQueue; |
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struct CommandQueue { |
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QueuedCommand *head, **last; |
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}; |
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177 |
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178 |
#define MAX_CLIENTS (MAX_PLAYERS + 1) |
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179 |
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180 |
// packets waiting to be executed, for each of the players. |
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// this list is sorted in frame order, so the item on the front will be executed first. |
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static CommandQueue _command_queue; |
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183 |
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184 |
// in the client, this is the list of commands that have not yet been acked. |
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// when it is acked, it will be moved to the appropriate position at the end of the player queue. |
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static CommandQueue _ack_queue; |
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static ClientState _clients[MAX_CLIENTS]; |
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static int _num_clients; |
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// keep a history of the 16 most recent seeds to be able to capture out of sync errors. |
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static uint32 _my_seed_list[16][2]; |
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static bool _network_ready_sent; |
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static uint32 _network_client_timeout; |
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typedef struct FutureSeeds { |
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int32 frame; |
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uint32 seed[2]; |
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} FutureSeeds; |
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// remember some future seeds that the server sent to us. |
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static FutureSeeds _future_seed[8]; |
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static uint _num_future_seed; |
0 | 204 |
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105 | 205 |
static SOCKET _listensocket; // tcp socket |
0 | 206 |
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105 | 207 |
static SOCKET _udp_client_socket; // udp server socket |
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static SOCKET _udp_server_socket; // udp client socket |
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typedef struct UDPPacket { |
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byte command_code; |
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byte data_len; |
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byte command_check; |
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byte data[255]; |
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} UDPPacket; |
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enum { |
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NET_UDPCMD_SERVERSEARCH = 1, |
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NET_UDPCMD_SERVERACTIVE, |
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105 | 220 |
NET_UDPCMD_GETSERVERINFO, |
221 |
NET_UDPCMD_SERVERINFO, |
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0 | 222 |
}; |
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void NetworkUDPSend(bool client, struct sockaddr_in recv,struct UDPPacket packet); |
0 | 225 |
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105 | 226 |
uint32 _network_ip_list[10]; // network ip list |
0 | 227 |
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// this is set to point to the savegame |
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static byte *_transmit_file; |
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static size_t _transmit_file_size; |
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static FILE *_recv_file; |
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typedef struct NetworkGameInfo { |
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char server_name[40]; // name of the game |
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char server_revision[8]; // server game version |
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byte server_lang; // langid |
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byte players_max; // max players allowed on server |
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byte players_on; // current count of players on server |
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uint16 game_date; // current date |
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char game_password[10]; // should fit ... 10 chars |
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char map_name[40]; // map which is played ["random" for a randomized map] |
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uint map_width; // map width / 8 |
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uint map_height; // map height / 8 |
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byte map_set; // graphical set |
105 | 246 |
} NetworkGameInfo; |
247 |
||
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typedef struct NetworkGameList { |
|
249 |
NetworkGameInfo item; |
|
250 |
uint32 ip; |
|
251 |
uint16 port; |
|
252 |
char * _next; |
|
253 |
} NetworkGameList; |
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254 |
||
255 |
static NetworkGameInfo _network_game; |
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static NetworkGameList * _network_game_list = NULL; |
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105 | 259 |
/* multi os compatible sleep function */ |
260 |
void CSleep(int milliseconds) { |
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#if defined(WIN32) |
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262 |
Sleep(milliseconds); |
|
263 |
#endif |
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#if defined(UNIX) |
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#if !defined(__BEOS__) && !defined(__MORPHOS__) && !defined(__AMIGAOS__) |
105 | 266 |
usleep(milliseconds*1000); |
267 |
#endif |
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#ifdef __BEOS__ |
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269 |
snooze(milliseconds*1000); |
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270 |
#endif |
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#if defined(__MORPHOS__) |
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usleep(milliseconds*1000); |
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#endif |
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#if defined(__AMIGAOS__) && !defined(__MORPHOS__) |
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{ |
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ULONG signals; |
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ULONG TimerSigBit = 1 << TimerPort->mp_SigBit; |
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|
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// send IORequest |
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TimerRequest->tr_node.io_Command = TR_ADDREQUEST; |
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TimerRequest->tr_time.tv_secs = (milliseconds * 1000) / 1000000; |
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TimerRequest->tr_time.tv_micro = (milliseconds * 1000) % 1000000; |
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SendIO((struct IORequest *)TimerRequest); |
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|
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if ( !((signals = Wait(TimerSigBit|SIGBREAKF_CTRL_C)) & TimerSigBit) ) { |
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|
286 |
AbortIO((struct IORequest *)TimerRequest); |
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|
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} |
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|
288 |
WaitIO((struct IORequest *)TimerRequest); |
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289 |
} |
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|
290 |
#endif // __AMIGAOS__ && !__MORPHOS__ |
105 | 291 |
#endif |
292 |
} |
|
293 |
||
0 | 294 |
////////////////////////////////////////////////////////////////////// |
295 |
||
105 | 296 |
// ****************************** // |
172
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// * Network Error Handlers * // |
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298 |
// ****************************** // |
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299 |
|
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static void NetworkHandleSaveGameError() |
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{ |
172
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_networking_sync = false; |
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_networking_queuing = true; |
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_switch_mode = SM_MENU; |
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_switch_mode_errorstr = STR_NETWORK_ERR_SAVEGAMEERROR; |
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306 |
} |
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307 |
|
185
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static void NetworkHandleConnectionLost() |
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{ |
172
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_networking_sync = false; |
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_networking_queuing = true; |
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_switch_mode = SM_MENU; |
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_switch_mode_errorstr = STR_NETWORK_ERR_LOSTCONNECTION; |
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} |
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static void NetworkHandleDeSync() |
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{ |
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DEBUG(net, 0) ("[NET] Fatal ERROR: network sync error at frame %i", _frame_counter); |
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{ |
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int i; |
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for (i=15; i>=0; i--) DEBUG(net,0) ("[NET] frame %i: [0]=%i, [1]=%i",_frame_counter-(i+1),_my_seed_list[i][0],_my_seed_list[i][1]); |
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for (i=0; i<8; i++) DEBUG(net,0) ("[NET] frame %i: [0]=%i, [1]=%i",_frame_counter+i,_future_seed[i].seed[0],_future_seed[i].seed[1]); |
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} |
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_networking_sync = false; |
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_networking_queuing = true; |
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_switch_mode = SM_MENU; |
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_switch_mode_errorstr = STR_NETWORK_ERR_DESYNC; |
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} |
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328 |
|
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// ****************************** // |
105 | 330 |
// * TCP Packets and Handlers * // |
331 |
// ****************************** // |
|
332 |
||
0 | 333 |
static QueuedCommand *AllocQueuedCommand(CommandQueue *nq) |
334 |
{ |
|
335 |
QueuedCommand *qp = (QueuedCommand*)calloc(sizeof(QueuedCommand), 1); |
|
336 |
assert(qp); |
|
337 |
*nq->last = qp; |
|
338 |
nq->last = &qp->next; |
|
339 |
return qp; |
|
340 |
} |
|
341 |
||
342 |
// go through the player queues for each player and see if there are any pending commands |
|
343 |
// that should be executed this frame. if there are, execute them. |
|
344 |
void NetworkProcessCommands() |
|
345 |
{ |
|
346 |
CommandQueue *nq; |
|
347 |
QueuedCommand *qp; |
|
348 |
||
349 |
// queue mode ? |
|
350 |
if (_networking_queuing) |
|
351 |
return; |
|
352 |
||
353 |
nq = &_command_queue; |
|
354 |
while ( (qp=nq->head) && (!_networking_sync || qp->frame <= _frame_counter)) { |
|
355 |
// unlink it. |
|
356 |
if (!(nq->head = qp->next)) nq->last = &nq->head; |
|
357 |
||
358 |
if (qp->frame < _frame_counter && _networking_sync) { |
|
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|
359 |
DEBUG(net,0) ("error: !qp->cp.frame < _frame_counter, %d < %d\n", qp->frame, _frame_counter); |
0 | 360 |
} |
361 |
||
362 |
// run the command |
|
363 |
_current_player = qp->cp.player; |
|
364 |
memcpy(_decode_parameters, qp->cp.dp, (qp->cp.packet_length - COMMAND_PACKET_BASE_SIZE)); |
|
185
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365 |
|
0 | 366 |
DoCommandP(qp->cp.tile, qp->cp.p1, qp->cp.p2, qp->callback, qp->cmd | CMD_DONT_NETWORK); |
367 |
free(qp); |
|
368 |
} |
|
369 |
||
370 |
if (!_networking_server) { |
|
371 |
// remember the random seed so we can check if we're out of sync. |
|
372 |
_my_seed_list[_frame_counter & 15][0] = _sync_seed_1; |
|
373 |
_my_seed_list[_frame_counter & 15][1] = _sync_seed_2; |
|
374 |
||
375 |
while (_num_future_seed) { |
|
376 |
assert(_future_seed[0].frame >= _frame_counter); |
|
377 |
if (_future_seed[0].frame != _frame_counter) break; |
|
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378 |
if (_future_seed[0].seed[0] != _sync_seed_1 ||_future_seed[0].seed[1] != _sync_seed_2) NetworkHandleDeSync(); |
0 | 379 |
memcpy_overlapping(_future_seed, _future_seed + 1, --_num_future_seed * sizeof(FutureSeeds)); |
380 |
} |
|
381 |
} |
|
382 |
} |
|
383 |
||
384 |
// send a packet to a client |
|
385 |
static void SendBytes(ClientState *cs, void *bytes, uint len) |
|
386 |
{ |
|
387 |
byte *b = (byte*)bytes; |
|
388 |
uint n; |
|
389 |
Packet *p; |
|
390 |
||
391 |
assert(len != 0); |
|
392 |
||
393 |
// see if there's space in the last packet? |
|
394 |
if (!cs->head || (p = (Packet*)cs->last, p->siz == sizeof(p->buf))) |
|
395 |
p = NULL; |
|
396 |
||
397 |
do { |
|
398 |
if (!p) { |
|
399 |
// need to allocate a new packet buffer. |
|
400 |
p = (Packet*)malloc(sizeof(Packet)); |
|
401 |
||
402 |
// insert at the end of the linked list. |
|
403 |
*cs->last = p; |
|
404 |
cs->last = &p->next; |
|
405 |
p->next = NULL; |
|
406 |
p->siz = 0; |
|
407 |
} |
|
408 |
||
409 |
// copy bytes to packet. |
|
410 |
n = minu(sizeof(p->buf) - p->siz, len); |
|
411 |
memcpy(p->buf + p->siz, b, n); |
|
412 |
p->siz += n; |
|
413 |
b += n; |
|
414 |
p = NULL; |
|
415 |
} while (len -= n); |
|
416 |
} |
|
417 |
||
418 |
// client: |
|
419 |
// add it to the client's ack queue, and send the command to the server |
|
420 |
// server: |
|
421 |
// add it to the server's player queue, and send it to all clients. |
|
422 |
void NetworkSendCommand(TileIndex tile, uint32 p1, uint32 p2, uint32 cmd, CommandCallback *callback) |
|
423 |
{ |
|
424 |
int nump; |
|
425 |
QueuedCommand *qp; |
|
426 |
ClientState *cs; |
|
427 |
||
428 |
qp = AllocQueuedCommand(_networking_server ? &_command_queue : &_ack_queue); |
|
429 |
qp->cp.packet_type = 0; |
|
430 |
qp->cp.tile = tile; |
|
431 |
qp->cp.p1 = p1; |
|
432 |
qp->cp.p2 = p2; |
|
433 |
qp->cp.cmd = (uint16)cmd; |
|
434 |
qp->cp.player = _local_player; |
|
435 |
qp->cp.when = 0; |
|
436 |
qp->cmd = cmd; |
|
437 |
qp->callback = callback; |
|
438 |
||
439 |
// so the server knows when to execute it. |
|
440 |
qp->frame = _frame_counter_max; |
|
441 |
||
442 |
// calculate the amount of extra bytes. |
|
443 |
nump = 8; |
|
444 |
while ( nump != 0 && ((uint32*)_decode_parameters)[nump-1] == 0) nump--; |
|
445 |
qp->cp.packet_length = COMMAND_PACKET_BASE_SIZE + nump * sizeof(uint32); |
|
446 |
if (nump != 0) memcpy(qp->cp.dp, _decode_parameters, nump * sizeof(uint32)); |
|
447 |
||
448 |
#if defined(TTD_BIG_ENDIAN) |
|
449 |
// need to convert the command to little endian before sending it. |
|
450 |
{ |
|
451 |
CommandPacket cp; |
|
452 |
cp = qp->cp; |
|
453 |
cp.cmd = TO_LE16(cp.cmd); |
|
454 |
cp.tile = TO_LE16(cp.tile); |
|
455 |
cp.p1 = TO_LE32(cp.p1); |
|
456 |
cp.p2 = TO_LE32(cp.p2); |
|
457 |
for(cs=_clients; cs->socket != INVALID_SOCKET; cs++) if (!cs->inactive) SendBytes(cs, &cp, cp.packet_length); |
|
458 |
} |
|
459 |
#else |
|
460 |
// send it to the peers |
|
461 |
for(cs=_clients; cs->socket != INVALID_SOCKET; cs++) if (!cs->inactive) SendBytes(cs, &qp->cp, qp->cp.packet_length); |
|
462 |
||
463 |
#endif |
|
464 |
} |
|
465 |
||
466 |
// client: |
|
467 |
// server sends a command from another player that we should execute. |
|
468 |
// put it in the command queue. |
|
469 |
// |
|
470 |
// server: |
|
471 |
// client sends a command that it wants to execute. |
|
472 |
// fill the when field so the client knows when to execute it. |
|
473 |
// put it in the appropriate player queue. |
|
474 |
// send it to all other clients. |
|
475 |
// send an ack packet to the actual client. |
|
476 |
||
477 |
static void HandleCommandPacket(ClientState *cs, CommandPacket *np) |
|
478 |
{ |
|
479 |
QueuedCommand *qp; |
|
480 |
ClientState *c; |
|
481 |
AckPacket ap; |
|
482 |
||
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|
483 |
DEBUG(net, 2) ("[NET] cmd size %d", np->packet_length); |
0 | 484 |
|
485 |
assert(np->packet_length >= COMMAND_PACKET_BASE_SIZE); |
|
486 |
||
487 |
// put it into the command queue |
|
488 |
qp = AllocQueuedCommand(&_command_queue); |
|
489 |
qp->cp = *np; |
|
490 |
||
491 |
qp->frame = _frame_counter_max; |
|
492 |
||
493 |
qp->callback = NULL; |
|
494 |
||
495 |
// extra params |
|
496 |
memcpy(&qp->cp.dp, np->dp, np->packet_length - COMMAND_PACKET_BASE_SIZE); |
|
497 |
||
498 |
ap.packet_type = 2; |
|
499 |
ap.packet_length = 2; |
|
500 |
||
501 |
// send it to the peers |
|
502 |
if (_networking_server) { |
|
503 |
for(c=_clients; c->socket != INVALID_SOCKET; c++) { |
|
504 |
if (c == cs) { |
|
505 |
SendBytes(c, &ap, 2); |
|
506 |
} else { |
|
507 |
if (!cs->inactive) SendBytes(c, &qp->cp, qp->cp.packet_length); |
|
508 |
} |
|
509 |
} |
|
510 |
} |
|
511 |
||
512 |
// convert from little endian to big endian? |
|
513 |
#if defined(TTD_BIG_ENDIAN) |
|
514 |
qp->cp.cmd = TO_LE16(qp->cp.cmd); |
|
515 |
qp->cp.tile = TO_LE16(qp->cp.tile); |
|
516 |
qp->cp.p1 = TO_LE32(qp->cp.p1); |
|
517 |
qp->cp.p2 = TO_LE32(qp->cp.p2); |
|
518 |
#endif |
|
519 |
||
520 |
qp->cmd = qp->cp.cmd; |
|
521 |
} |
|
522 |
||
523 |
// sent from server -> client periodically to tell the client about the current tick in the server |
|
524 |
// and how far the client may progress. |
|
525 |
static void HandleSyncPacket(SyncPacket *sp) |
|
526 |
{ |
|
527 |
uint32 s1,s2; |
|
528 |
||
529 |
_frame_counter_srv = _frame_counter_max - sp->server; |
|
530 |
_frame_counter_max += sp->frames; |
|
531 |
||
185
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532 |
// reset network ready packet state |
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|
533 |
_network_ready_sent = false; |
0 | 534 |
|
535 |
// queueing only? |
|
536 |
if (_networking_queuing || _frame_counter == 0) |
|
537 |
return; |
|
538 |
||
539 |
s1 = TO_LE32(sp->random_seed_1); |
|
540 |
s2 = TO_LE32(sp->random_seed_2); |
|
541 |
||
185
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|
542 |
DEBUG(net, 2) ("[NET] sync seeds: [1]=%i rnd[2]=%i", sp->random_seed_1, sp->random_seed_2); |
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|
543 |
|
0 | 544 |
if (_frame_counter_srv <= _frame_counter) { |
545 |
// we are ahead of the server check if the seed is in our list. |
|
546 |
if (_frame_counter_srv + 16 > _frame_counter) { |
|
547 |
// the random seed exists in our array check it. |
|
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|
548 |
if (s1 != _my_seed_list[_frame_counter_srv & 0xF][0] || s2 != _my_seed_list[_frame_counter_srv & 0xF][1]) NetworkHandleDeSync(); |
0 | 549 |
} |
550 |
} else { |
|
551 |
// the server's frame has not been executed yet. store the server's seed in a list. |
|
552 |
if (_num_future_seed < lengthof(_future_seed)) { |
|
553 |
_future_seed[_num_future_seed].frame = _frame_counter_srv; |
|
554 |
_future_seed[_num_future_seed].seed[0] = s1; |
|
555 |
_future_seed[_num_future_seed].seed[1] = s2; |
|
556 |
_num_future_seed++; |
|
557 |
} |
|
558 |
} |
|
559 |
} |
|
560 |
||
561 |
// sent from server -> client as an acknowledgement that the server received the command. |
|
562 |
// the command will be executed at the current value of "max". |
|
563 |
static void HandleAckPacket() |
|
564 |
{ |
|
565 |
QueuedCommand *q; |
|
566 |
// move a packet from the ack queue to the end of this player's queue. |
|
567 |
q = _ack_queue.head; |
|
568 |
assert(q); |
|
569 |
if (!(_ack_queue.head = q->next)) _ack_queue.last = &_ack_queue.head; |
|
570 |
q->next = NULL; |
|
571 |
q->frame = _frame_counter_max; |
|
572 |
||
573 |
*_command_queue.last = q; |
|
574 |
_command_queue.last = &q->next; |
|
575 |
||
185
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|
576 |
DEBUG(net, 2) ("[NET] ack"); |
0 | 577 |
} |
578 |
||
579 |
static void HandleFilePacket(FilePacketHdr *fp) |
|
580 |
{ |
|
581 |
int n = fp->packet_length - sizeof(FilePacketHdr); |
|
582 |
if (n == 0) { |
|
583 |
assert(_networking_queuing); |
|
584 |
assert(!_networking_sync); |
|
585 |
// eof |
|
586 |
if (_recv_file) { fclose(_recv_file); _recv_file = NULL; } |
|
587 |
||
588 |
// attempt loading the game. |
|
589 |
_game_mode = GM_NORMAL; |
|
172
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parents:
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diff
changeset
|
590 |
if (SaveOrLoad("networkc.tmp", SL_LOAD) != SL_OK) { |
8d8b3383470d
(svn r173) -Network: [1023231] Debug Code + ErrorBoxes + Load Game/Scenario. Added some more desync debug code and replaced some of the error() calls with some better error boxes. Hopefully find desyncs easier (sign_de)
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parents:
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diff
changeset
|
591 |
NetworkCoreDisconnect(); |
8d8b3383470d
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parents:
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diff
changeset
|
592 |
NetworkHandleSaveGameError(); |
8d8b3383470d
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parents:
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diff
changeset
|
593 |
return; |
8d8b3383470d
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parents:
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diff
changeset
|
594 |
} |
0 | 595 |
// sync to server. |
596 |
_networking_queuing = false; |
|
105 | 597 |
NetworkStartSync(false); |
0 | 598 |
|
599 |
if (_network_playas == 0) { |
|
600 |
// send a command to make a new player |
|
601 |
_local_player = 0; |
|
602 |
NetworkSendCommand(0, 0, 0, CMD_PLAYER_CTRL, NULL); |
|
1 | 603 |
_local_player = OWNER_SPECTATOR; |
0 | 604 |
} else { |
605 |
// take control over an existing company |
|
606 |
if (DEREF_PLAYER(_network_playas-1)->is_active) |
|
607 |
_local_player = _network_playas-1; |
|
608 |
else |
|
1 | 609 |
_local_player = OWNER_SPECTATOR; |
0 | 610 |
} |
611 |
||
612 |
} else { |
|
613 |
if(!_recv_file) { |
|
614 |
_recv_file = fopen("networkc.tmp", "wb"); |
|
615 |
if (!_recv_file) error("can't open savefile"); |
|
616 |
} |
|
617 |
fwrite( (char*)fp + sizeof(*fp), n, 1, _recv_file); |
|
618 |
} |
|
619 |
} |
|
620 |
||
621 |
static void CloseClient(ClientState *cs) |
|
622 |
{ |
|
623 |
Packet *p, *next; |
|
624 |
||
185
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|
625 |
DEBUG(net, 1) ("[NET][TCP] closed client connection"); |
0 | 626 |
|
627 |
assert(cs->socket != INVALID_SOCKET); |
|
628 |
||
629 |
closesocket(cs->socket); |
|
630 |
||
631 |
// free buffers |
|
632 |
for(p = cs->head; p; p=next) { |
|
633 |
next = p->next; |
|
634 |
free(p); |
|
635 |
} |
|
636 |
||
637 |
// copy up structs... |
|
638 |
while ((cs+1)->socket != INVALID_SOCKET) { |
|
639 |
*cs = *(cs+1); |
|
640 |
cs++; |
|
641 |
} |
|
642 |
cs->socket = INVALID_SOCKET; |
|
643 |
||
105 | 644 |
if (_networking_server) _network_game.players_on--; |
645 |
||
0 | 646 |
_num_clients--; |
647 |
} |
|
648 |
||
649 |
#define NETWORK_BUFFER_SIZE 4096 |
|
650 |
static bool ReadPackets(ClientState *cs) |
|
651 |
{ |
|
652 |
byte network_buffer[NETWORK_BUFFER_SIZE]; |
|
653 |
uint pos,size; |
|
654 |
unsigned long recv_bytes; |
|
655 |
||
656 |
size = cs->buflen; |
|
657 |
||
658 |
for(;;) { |
|
659 |
if (size != 0) memcpy(network_buffer, cs->buf, size); |
|
660 |
||
661 |
recv_bytes = recv(cs->socket, (char*)network_buffer + size, sizeof(network_buffer) - size, 0); |
|
662 |
if ( recv_bytes == (unsigned long)-1) { |
|
663 |
int err = GET_LAST_ERROR(); |
|
664 |
if (err == EWOULDBLOCK) break; |
|
185
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|
665 |
DEBUG(net, 0) ("[NET] recv() failed with error %d", err); |
0 | 666 |
CloseClient(cs); |
667 |
return false; |
|
668 |
} |
|
669 |
// no more bytes for now? |
|
670 |
if (recv_bytes == 0) |
|
671 |
break; |
|
672 |
||
673 |
size += recv_bytes; // number of bytes read. |
|
674 |
pos = 0; |
|
675 |
while (size >= 2) { |
|
676 |
byte *packet = network_buffer + pos; |
|
677 |
// whole packet not there yet? |
|
678 |
if (size < packet[0]) break; |
|
679 |
size -= packet[0]; |
|
680 |
pos += packet[0]; |
|
681 |
switch(packet[1]) { |
|
682 |
case 0: |
|
683 |
HandleCommandPacket(cs, (CommandPacket*)packet); |
|
684 |
break; |
|
685 |
case 1: |
|
686 |
assert(_networking_sync || _networking_queuing); |
|
687 |
assert(!_networking_server); |
|
688 |
HandleSyncPacket((SyncPacket*)packet); |
|
689 |
break; |
|
690 |
case 2: |
|
691 |
assert(!_networking_server); |
|
692 |
HandleAckPacket(); |
|
693 |
break; |
|
694 |
case 3: |
|
695 |
HandleFilePacket((FilePacketHdr*)packet); |
|
696 |
break; |
|
185
646403e35006
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diff
changeset
|
697 |
case 5: |
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diff
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|
698 |
cs->ready=true; |
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parents:
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diff
changeset
|
699 |
cs->timeout=_network_client_timeout; |
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diff
changeset
|
700 |
break; |
0 | 701 |
default: |
185
646403e35006
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parents:
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diff
changeset
|
702 |
DEBUG (net,0) ("net: unknown packet type"); |
0 | 703 |
} |
704 |
} |
|
705 |
||
175
d6cccece959a
(svn r176) -Fix: network_gui const and warnings fixes (Tron)
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parents:
173
diff
changeset
|
706 |
assert(size < sizeof(cs->buf)); |
0 | 707 |
|
708 |
memcpy(cs->buf, network_buffer + pos, size); |
|
709 |
} |
|
710 |
||
711 |
cs->buflen = size; |
|
712 |
||
713 |
return true; |
|
714 |
} |
|
715 |
||
716 |
||
717 |
static bool SendPackets(ClientState *cs) |
|
718 |
{ |
|
719 |
Packet *p; |
|
720 |
int n; |
|
721 |
uint nskip = cs->eaten, nsent = nskip; |
|
722 |
||
723 |
// try sending as much as possible. |
|
724 |
for(p=cs->head; p ;p = p->next) { |
|
725 |
if (p->siz) { |
|
726 |
assert(nskip < p->siz); |
|
727 |
||
728 |
n = send(cs->socket, p->buf + nskip, p->siz - nskip, 0); |
|
729 |
if (n == -1) { |
|
730 |
int err = GET_LAST_ERROR(); |
|
731 |
if (err == EWOULDBLOCK) break; |
|
185
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(svn r186) -Add: debug 'net' for network debug (sign_de)
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parents:
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diff
changeset
|
732 |
DEBUG(net, 0) ("[NET] send() failed with error %d", err); |
0 | 733 |
CloseClient(cs); |
734 |
return false; |
|
735 |
} |
|
736 |
nsent += n; |
|
737 |
// send was not able to send it all? then we assume that the os buffer is full and break. |
|
738 |
if (nskip + n != p->siz) |
|
739 |
break; |
|
740 |
nskip = 0; |
|
741 |
} |
|
742 |
} |
|
743 |
||
744 |
// nsent bytes in the linked list are not invalid. free as many buffers as possible. |
|
745 |
// don't actually free the last buffer. |
|
746 |
while (nsent) { |
|
747 |
p = cs->head; |
|
748 |
assert(p->siz != 0); |
|
749 |
||
750 |
// some bytes of the packet are still unsent. |
|
751 |
if ( (int)(nsent - p->siz) < 0) |
|
752 |
break; |
|
753 |
nsent -= p->siz; |
|
754 |
p->siz = 0; |
|
755 |
if (p->next) { |
|
756 |
cs->head = p->next; |
|
757 |
free(p); |
|
758 |
} |
|
759 |
} |
|
760 |
||
761 |
cs->eaten = nsent; |
|
762 |
||
763 |
return true; |
|
764 |
} |
|
765 |
||
766 |
// transmit the file.. |
|
767 |
static void SendXmit(ClientState *cs) |
|
768 |
{ |
|
769 |
uint pos, n; |
|
770 |
FilePacketHdr hdr; |
|
771 |
int p; |
|
772 |
||
773 |
// if too many unsent bytes left in buffer, don't send more. |
|
774 |
if (cs->head && cs->head->next) |
|
775 |
return; |
|
776 |
||
777 |
pos = cs->xmitpos - 1; |
|
778 |
||
779 |
p = 20; |
|
780 |
do { |
|
781 |
// compute size of data to xmit |
|
782 |
n = minu(_transmit_file_size - pos, 248); |
|
783 |
||
784 |
hdr.packet_length = n + sizeof(hdr); |
|
785 |
hdr.packet_type = 3; |
|
786 |
hdr.unused[0] = hdr.unused[1] = 0; |
|
787 |
SendBytes(cs, &hdr, sizeof(hdr)); |
|
788 |
||
789 |
if (n == 0) { |
|
790 |
pos = -1; // eof |
|
791 |
break; |
|
792 |
} |
|
793 |
SendBytes(cs, _transmit_file + pos, n); |
|
794 |
pos += n; |
|
795 |
} while (--p); |
|
796 |
||
797 |
cs->xmitpos = pos + 1; |
|
798 |
||
185
646403e35006
(svn r186) -Add: debug 'net' for network debug (sign_de)
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parents:
177
diff
changeset
|
799 |
DEBUG(net, 2) ("[NET] client xmit at %d", pos + 1); |
0 | 800 |
} |
801 |
||
802 |
static ClientState *AllocClient(SOCKET s) |
|
803 |
{ |
|
804 |
ClientState *cs; |
|
805 |
||
806 |
if (_num_clients == MAX_CLIENTS) |
|
807 |
return NULL; |
|
808 |
||
105 | 809 |
if (_networking_server) _network_game.players_on++; |
810 |
||
0 | 811 |
cs = &_clients[_num_clients++]; |
812 |
memset(cs, 0, sizeof(*cs)); |
|
813 |
cs->last = &cs->head; |
|
814 |
cs->socket = s; |
|
185
646403e35006
(svn r186) -Add: debug 'net' for network debug (sign_de)
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177
diff
changeset
|
815 |
cs->timeout = _network_client_timeout; |
0 | 816 |
return cs; |
817 |
} |
|
818 |
||
185
646403e35006
(svn r186) -Add: debug 'net' for network debug (sign_de)
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parents:
177
diff
changeset
|
819 |
void NetworkSendReadyPacket() |
646403e35006
(svn r186) -Add: debug 'net' for network debug (sign_de)
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177
diff
changeset
|
820 |
{ |
646403e35006
(svn r186) -Add: debug 'net' for network debug (sign_de)
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177
diff
changeset
|
821 |
if (!_network_ready_sent) { |
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177
diff
changeset
|
822 |
ReadyPacket *rp = malloc(sizeof(rp)); |
646403e35006
(svn r186) -Add: debug 'net' for network debug (sign_de)
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177
diff
changeset
|
823 |
ClientState *c = _clients; |
646403e35006
(svn r186) -Add: debug 'net' for network debug (sign_de)
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177
diff
changeset
|
824 |
|
646403e35006
(svn r186) -Add: debug 'net' for network debug (sign_de)
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diff
changeset
|
825 |
rp->packet_type = 5; |
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(svn r186) -Add: debug 'net' for network debug (sign_de)
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diff
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|
826 |
rp->packet_length = sizeof(rp); |
646403e35006
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diff
changeset
|
827 |
SendBytes(c, rp, sizeof(rp)); |
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diff
changeset
|
828 |
_network_ready_sent = true; |
646403e35006
(svn r186) -Add: debug 'net' for network debug (sign_de)
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diff
changeset
|
829 |
} |
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diff
changeset
|
830 |
} |
0 | 831 |
|
832 |
static void NetworkAcceptClients() |
|
833 |
{ |
|
834 |
struct sockaddr_in sin; |
|
835 |
SOCKET s; |
|
836 |
ClientState *cs; |
|
837 |
#ifndef __MORPHOS__ |
|
838 |
int sin_len; |
|
839 |
#else |
|
840 |
LONG sin_len; // for some reason we need a 'LONG' under MorphOS |
|
841 |
#endif |
|
842 |
||
843 |
assert(_listensocket != INVALID_SOCKET); |
|
844 |
||
845 |
for(;;) { |
|
846 |
sin_len = sizeof(sin); |
|
847 |
s = accept(_listensocket, (struct sockaddr*)&sin, &sin_len); |
|
848 |
if (s == INVALID_SOCKET) return; |
|
849 |
||
850 |
// set nonblocking mode for client socket |
|
851 |
{ unsigned long blocking = 1; ioctlsocket(s, FIONBIO, &blocking); } |
|
852 |
||
185
646403e35006
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diff
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|
853 |
DEBUG(net, 1) ("[NET] got client from %s", inet_ntoa(sin.sin_addr)); |
0 | 854 |
|
855 |
// set nodelay |
|
856 |
{int b = 1; setsockopt(s, IPPROTO_TCP, TCP_NODELAY, (const char*)&b, sizeof(b));} |
|
857 |
||
858 |
cs = AllocClient(s); |
|
859 |
if (cs == NULL) { |
|
860 |
// no more clients allowed? |
|
861 |
closesocket(s); |
|
862 |
continue; |
|
863 |
} |
|
864 |
||
865 |
if (_networking_sync) { |
|
866 |
// a new client has connected. it needs a snapshot. |
|
867 |
cs->inactive = true; |
|
868 |
} |
|
869 |
} |
|
870 |
||
871 |
// when a new client has joined. it needs different information depending on if it's at the game menu or in an active game. |
|
872 |
// Game menu: |
|
873 |
// - list of players already in the game (name, company name, face, color) |
|
874 |
// - list of game settings and patch settings |
|
875 |
// Active game: |
|
876 |
// - the state of the world (includes player name, company name, player face, player color) |
|
877 |
// - list of the patch settings |
|
878 |
||
879 |
// Networking can be in several "states". |
|
880 |
// * not sync - games don't need to be in sync, and frame counter is not synced. for example intro screen. all commands are executed immediately. |
|
881 |
// * sync - games are in sync |
|
882 |
} |
|
883 |
||
884 |
||
885 |
static void SendQueuedCommandsToNewClient(ClientState *cs) |
|
886 |
{ |
|
887 |
// send the commands in the server queue to the new client. |
|
888 |
QueuedCommand *qp; |
|
889 |
SyncPacket sp; |
|
890 |
int32 frame; |
|
891 |
||
185
646403e35006
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177
diff
changeset
|
892 |
DEBUG(net, 2) ("[NET] sending queued commands to client"); |
0 | 893 |
|
894 |
sp.packet_length = sizeof(sp); |
|
895 |
sp.packet_type = 1; |
|
896 |
sp.random_seed_1 = sp.random_seed_2 = 0; |
|
897 |
sp.server = 0; |
|
898 |
||
899 |
frame = _frame_counter; |
|
900 |
||
901 |
for(qp=_command_queue.head; qp; qp = qp->next) { |
|
185
646403e35006
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177
diff
changeset
|
902 |
DEBUG(net, 4) ("[NET] sending cmd to be executed at %d (old %d)", qp->frame, frame); |
0 | 903 |
if (qp->frame > frame) { |
904 |
assert(qp->frame <= _frame_counter_max); |
|
905 |
sp.frames = qp->frame - frame; |
|
906 |
frame = qp->frame; |
|
907 |
SendBytes(cs, &sp, sizeof(sp)); |
|
908 |
} |
|
909 |
SendBytes(cs, &qp->cp, qp->cp.packet_length); |
|
910 |
} |
|
911 |
||
912 |
if (frame < _frame_counter_max) { |
|
185
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177
diff
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|
913 |
DEBUG(net, 4) ("[NET] sending queued sync %d (%d)", _frame_counter_max, frame); |
0 | 914 |
sp.frames = _frame_counter_max - frame; |
915 |
SendBytes(cs, &sp, sizeof(sp)); |
|
916 |
} |
|
917 |
||
918 |
} |
|
919 |
||
105 | 920 |
// ************************** // |
921 |
// * TCP Networking * // |
|
922 |
// ************************** // |
|
923 |
||
144
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|
924 |
unsigned long NetworkResolveHost(const char *hostname) { |
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|
925 |
struct hostent* remotehost; |
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|
926 |
|
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|
927 |
if ((hostname[0]<0x30) || (hostname[0]>0x39)) { |
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|
928 |
// seems to be an hostname [first character is no number] |
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|
929 |
remotehost = gethostbyname(hostname); |
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|
930 |
if (remotehost == NULL) { |
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|
931 |
DEBUG(net, 1) ("[NET][IP] cannot resolve %s", hostname); |
144
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|
932 |
return 0; |
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|
933 |
} else { |
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|
934 |
DEBUG(net, 1) ("[NET][IP] resolved %s to %s",hostname, inet_ntoa(*(struct in_addr *) remotehost->h_addr_list[0])); |
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|
935 |
return inet_addr(inet_ntoa(*(struct in_addr *) remotehost->h_addr_list[0])); |
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|
936 |
} |
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|
937 |
} else { |
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|
938 |
// seems to be an ip [first character is a number] |
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|
939 |
return inet_addr(hostname); |
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|
940 |
} |
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|
941 |
|
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|
942 |
} |
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|
943 |
|
105 | 944 |
bool NetworkConnect(const char *hostname, int port) |
945 |
{ |
|
946 |
SOCKET s; |
|
947 |
struct sockaddr_in sin; |
|
948 |
int b; |
|
949 |
||
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|
950 |
DEBUG(net, 1) ("[NET][TCP] Connecting to %s %d", hostname, port); |
105 | 951 |
|
952 |
s = socket(AF_INET, SOCK_STREAM, 0); |
|
953 |
if (s == INVALID_SOCKET) error("socket() failed"); |
|
954 |
||
955 |
b = 1; |
|
956 |
setsockopt(s, IPPROTO_TCP, TCP_NODELAY, (const char*)&b, sizeof(b)); |
|
957 |
||
958 |
sin.sin_family = AF_INET; |
|
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|
959 |
sin.sin_addr.s_addr = NetworkResolveHost(hostname); |
105 | 960 |
sin.sin_port = htons(port); |
961 |
||
962 |
if (connect(s, (struct sockaddr*) &sin, sizeof(sin)) != 0) { |
|
963 |
NetworkClose(true); |
|
964 |
return false; |
|
965 |
} |
|
966 |
||
967 |
// set nonblocking mode for socket.. |
|
968 |
{ unsigned long blocking = 1; ioctlsocket(s, FIONBIO, &blocking); } |
|
969 |
||
970 |
// in client mode, only the first client field is used. it's pointing to the server. |
|
971 |
AllocClient(s); |
|
972 |
||
973 |
// queue packets.. because we're waiting for the savegame. |
|
974 |
_networking_queuing = true; |
|
975 |
_frame_counter_max = 0; |
|
976 |
||
977 |
return true; |
|
978 |
} |
|
979 |
||
980 |
void NetworkListen() |
|
981 |
{ |
|
982 |
||
983 |
SOCKET ls; |
|
984 |
struct sockaddr_in sin; |
|
985 |
int port; |
|
986 |
||
987 |
port = _network_server_port; |
|
988 |
||
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|
989 |
DEBUG(net, 1) ("[NET][TCP] listening on port %d", port); |
105 | 990 |
|
991 |
ls = socket(AF_INET, SOCK_STREAM, 0); |
|
992 |
if (ls == INVALID_SOCKET) |
|
993 |
error("socket() on listen socket failed"); |
|
994 |
||
995 |
// reuse the socket |
|
996 |
{ |
|
997 |
int reuse = 1; if (setsockopt(ls, SOL_SOCKET, SO_REUSEADDR, (const char*)&reuse, sizeof(reuse)) == -1) |
|
998 |
error("setsockopt() on listen socket failed"); |
|
999 |
} |
|
1000 |
||
1001 |
// set nonblocking mode for socket |
|
1002 |
{ unsigned long blocking = 1; ioctlsocket(ls, FIONBIO, &blocking); } |
|
1003 |
||
1004 |
sin.sin_family = AF_INET; |
|
1005 |
sin.sin_addr.s_addr = 0; |
|
1006 |
sin.sin_port = htons(port); |
|
1007 |
||
1008 |
if (bind(ls, (struct sockaddr*)&sin, sizeof(sin)) != 0) |
|
1009 |
error("bind() failed"); |
|
1010 |
||
1011 |
if (listen(ls, 1) != 0) |
|
1012 |
error("listen() failed"); |
|
1013 |
||
1014 |
_listensocket = ls; |
|
1015 |
} |
|
1016 |
||
0 | 1017 |
void NetworkReceive() |
1018 |
{ |
|
1019 |
ClientState *cs; |
|
1020 |
int n; |
|
1021 |
fd_set read_fd, write_fd; |
|
1022 |
struct timeval tv; |
|
1023 |
||
1024 |
FD_ZERO(&read_fd); |
|
1025 |
FD_ZERO(&write_fd); |
|
1026 |
||
1027 |
for(cs=_clients;cs->socket != INVALID_SOCKET; cs++) { |
|
1028 |
FD_SET(cs->socket, &read_fd); |
|
1029 |
FD_SET(cs->socket, &write_fd); |
|
1030 |
} |
|
1031 |
||
1032 |
// take care of listener port |
|
1033 |
if (_networking_server) { |
|
1034 |
FD_SET(_listensocket, &read_fd); |
|
1035 |
} |
|
1036 |
||
1037 |
tv.tv_sec = tv.tv_usec = 0; // don't block at all. |
|
1038 |
#if !defined(__MORPHOS__) && !defined(__AMIGA__) |
|
1039 |
n = select(FD_SETSIZE, &read_fd, &write_fd, NULL, &tv); |
|
1040 |
#else |
|
1041 |
n = WaitSelect(FD_SETSIZE, &read_fd, &write_fd, NULL, &tv, NULL); |
|
1042 |
#endif |
|
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|
1043 |
if ((n == -1) && (!_networking_server)) NetworkHandleConnectionLost(); |
0 | 1044 |
|
1045 |
// accept clients.. |
|
1046 |
if (_networking_server && FD_ISSET(_listensocket, &read_fd)) |
|
1047 |
NetworkAcceptClients(); |
|
1048 |
||
1049 |
// read stuff from clients |
|
1050 |
for(cs=_clients;cs->socket != INVALID_SOCKET; cs++) { |
|
1051 |
cs->writable = !!FD_ISSET(cs->socket, &write_fd); |
|
1052 |
if (FD_ISSET(cs->socket, &read_fd)) { |
|
1053 |
if (!ReadPackets(cs)) |
|
1054 |
cs--; |
|
1055 |
} |
|
1056 |
} |
|
1057 |
||
1058 |
// if we're a server, and any client needs a snapshot, create a snapshot and send all commands from the server queue to the client. |
|
1059 |
if (_networking_server && _transmit_file == NULL) { |
|
1060 |
bool didsave = false; |
|
1061 |
||
1062 |
for(cs=_clients;cs->socket != INVALID_SOCKET; cs++) { |
|
1063 |
if (cs->inactive) { |
|
1064 |
cs->inactive = false; |
|
1065 |
// found a client waiting for a snapshot. make a snapshot. |
|
1066 |
if (!didsave) { |
|
1067 |
char filename[256]; |
|
1068 |
sprintf(filename, "%snetwork.tmp", _path.autosave_dir); |
|
1069 |
didsave = true; |
|
1070 |
if (SaveOrLoad(filename, SL_SAVE) != SL_OK) error("network savedump failed"); |
|
1071 |
_transmit_file = ReadFileToMem(filename, &_transmit_file_size, 500000); |
|
1072 |
if (_transmit_file == NULL) error("network savedump failed to load"); |
|
1073 |
} |
|
1074 |
// and start sending the file.. |
|
1075 |
cs->xmitpos = 1; |
|
1076 |
||
1077 |
// send queue of commands to client. |
|
1078 |
SendQueuedCommandsToNewClient(cs); |
|
1079 |
} |
|
1080 |
} |
|
1081 |
} |
|
1082 |
} |
|
1083 |
||
1084 |
void NetworkSend() |
|
1085 |
{ |
|
1086 |
ClientState *cs; |
|
1087 |
void *free_xmit; |
|
185
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|
1088 |
uint16 count; |
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|
1089 |
bool ready_all; |
0 | 1090 |
|
1091 |
// send sync packets? |
|
1092 |
if (_networking_server && _networking_sync && !_pause) { |
|
185
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|
1093 |
|
0 | 1094 |
if (++_not_packet >= _network_sync_freq) { |
1095 |
SyncPacket sp; |
|
1096 |
uint new_max; |
|
1097 |
||
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|
1098 |
|
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|
1099 |
ready_all=false; |
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|
1100 |
|
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|
1101 |
while (!ready_all) { |
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|
1102 |
// check wether all clients are ready |
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|
1103 |
ready_all=true; |
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|
1104 |
count=0; |
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|
1105 |
for(cs=_clients;cs->socket != INVALID_SOCKET; cs++) { |
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|
1106 |
count++; |
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|
1107 |
ready_all = ready_all && (cs->ready || cs->inactive || (cs->xmitpos>0)); |
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|
1108 |
cs->timeout-=5; |
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|
1109 |
if (cs->timeout == 0) { |
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|
1110 |
SET_DPARAM16(0,count); |
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|
1111 |
ShowErrorMessage(-1,STR_NETWORK_ERR_TIMEOUT,0,0); |
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|
1112 |
CloseClient(cs); |
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|
1113 |
} |
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|
1114 |
} |
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|
1115 |
if (!ready_all) { |
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|
1116 |
NetworkReceive(); |
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|
1117 |
CSleep(5); |
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|
1118 |
} |
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|
1119 |
} |
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|
1120 |
|
0 | 1121 |
_not_packet = 0; |
1122 |
||
1123 |
new_max = max(_frame_counter + (int)_network_ahead_frames, _frame_counter_max); |
|
1124 |
||
1125 |
sp.packet_length = sizeof(sp); |
|
1126 |
sp.packet_type = 1; |
|
1127 |
sp.frames = new_max - _frame_counter_max; |
|
1128 |
sp.server = _frame_counter_max - _frame_counter; |
|
1129 |
sp.random_seed_1 = TO_LE32(_sync_seed_1); |
|
1130 |
sp.random_seed_2 = TO_LE32(_sync_seed_2); |
|
1131 |
_frame_counter_max = new_max; |
|
1132 |
||
185
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|
1133 |
// send it to all the clients and mark them unready |
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|
1134 |
for(cs=_clients;cs->socket != INVALID_SOCKET; cs++) { |
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|
1135 |
cs->ready=false; |
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|
1136 |
SendBytes(cs, &sp, sizeof(sp)); |
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|
1137 |
} |
0 | 1138 |
} |
1139 |
} |
|
1140 |
||
1141 |
free_xmit = _transmit_file; |
|
1142 |
||
1143 |
// send stuff to all clients |
|
1144 |
for(cs=_clients;cs->socket != INVALID_SOCKET; cs++) { |
|
1145 |
if (cs->xmitpos) { |
|
1146 |
if (cs->writable) |
|
1147 |
SendXmit(cs); |
|
1148 |
free_xmit = NULL; |
|
1149 |
} |
|
1150 |
if (cs->writable) { |
|
1151 |
if (!SendPackets(cs)) cs--; |
|
1152 |
} |
|
1153 |
} |
|
1154 |
||
1155 |
// no clients left that xmit the file, free it. |
|
1156 |
if (free_xmit) { |
|
1157 |
_transmit_file = NULL; |
|
1158 |
free(free_xmit); |
|
1159 |
} |
|
1160 |
} |
|
1161 |
||
1162 |
||
105 | 1163 |
void NetworkInitialize() |
0 | 1164 |
{ |
1165 |
ClientState *cs; |
|
1 | 1166 |
|
0 | 1167 |
_command_queue.last = &_command_queue.head; |
1168 |
_ack_queue.last = &_ack_queue.head; |
|
1169 |
||
1170 |
// invalidate all clients |
|
1171 |
for(cs=_clients; cs != &_clients[MAX_CLIENTS]; cs++) |
|
1172 |
cs->socket = INVALID_SOCKET; |
|
105 | 1173 |
|
1174 |
} |
|
1175 |
||
1176 |
void NetworkClose(bool client) { |
|
1177 |
||
1178 |
ClientState *cs; |
|
1179 |
// invalidate all clients |
|
1180 |
||
1181 |
for(cs=_clients; cs != &_clients[MAX_CLIENTS]; cs++) if (cs->socket != INVALID_SOCKET) { |
|
1182 |
CloseClient(cs); |
|
1183 |
} |
|
1184 |
||
1185 |
if (!client) { |
|
1186 |
// if in servermode --> close listener |
|
1187 |
closesocket(_listensocket); |
|
1188 |
_listensocket= INVALID_SOCKET; |
|
185
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|
1189 |
DEBUG(net, 1) ("[NET][TCP] closed listener on port %i", _network_server_port); |
105 | 1190 |
} |
0 | 1191 |
} |
1192 |
||
1193 |
void NetworkShutdown() |
|
1194 |
{ |
|
169
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|
1195 |
_networking_server = false; |
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|
1196 |
_networking = false; |
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|
1197 |
_networking_sync = false; |
4081f1d1f393
(svn r170) -Fix: [1022902] network fix .. console fix bug [1018523]. Fixes some variable initialization errors and a console.h warning (sign_de)
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parents:
144
diff
changeset
|
1198 |
_frame_counter = 0; |
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(svn r170) -Fix: [1022902] network fix .. console fix bug [1018523]. Fixes some variable initialization errors and a console.h warning (sign_de)
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parents:
144
diff
changeset
|
1199 |
_frame_counter_max = 0; |
4081f1d1f393
(svn r170) -Fix: [1022902] network fix .. console fix bug [1018523]. Fixes some variable initialization errors and a console.h warning (sign_de)
darkvater
parents:
144
diff
changeset
|
1200 |
_frame_counter_srv = 0; |
0 | 1201 |
} |
1202 |
||
1203 |
// switch to synced mode. |
|
105 | 1204 |
void NetworkStartSync(bool fcreset) |
0 | 1205 |
{ |
185
646403e35006
(svn r186) -Add: debug 'net' for network debug (sign_de)
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parents:
177
diff
changeset
|
1206 |
DEBUG(net, 3) ("[NET][SYNC] switching to synced game mode"); |
0 | 1207 |
_networking_sync = true; |
1208 |
_frame_counter = 0; |
|
105 | 1209 |
if (fcreset) { |
1210 |
_frame_counter_max = 0; |
|
1211 |
_frame_counter_srv = 0; |
|
1212 |
} |
|
0 | 1213 |
_num_future_seed = 0; |
1214 |
_sync_seed_1 = _sync_seed_2 = 0; |
|
1215 |
memset(_my_seed_list, 0, sizeof(_my_seed_list)); |
|
105 | 1216 |
|
0 | 1217 |
} |
1218 |
||
144
6b42494d405e
(svn r145) -Fix: [1016921] Network Name Resolution for not only connecting with IP. (sign_de)
darkvater
parents:
110
diff
changeset
|
1219 |
// ********************************* // |
6b42494d405e
(svn r145) -Fix: [1016921] Network Name Resolution for not only connecting with IP. (sign_de)
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parents:
110
diff
changeset
|
1220 |
// * Network Core Console Commands * // |
6b42494d405e
(svn r145) -Fix: [1016921] Network Name Resolution for not only connecting with IP. (sign_de)
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parents:
110
diff
changeset
|
1221 |
// ********************************* // |
6b42494d405e
(svn r145) -Fix: [1016921] Network Name Resolution for not only connecting with IP. (sign_de)
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parents:
110
diff
changeset
|
1222 |
|
6b42494d405e
(svn r145) -Fix: [1016921] Network Name Resolution for not only connecting with IP. (sign_de)
darkvater
parents:
110
diff
changeset
|
1223 |
static _iconsole_var * NetworkConsoleCmdConnect(byte argc, byte* argv[], byte argt[]) { |
6b42494d405e
(svn r145) -Fix: [1016921] Network Name Resolution for not only connecting with IP. (sign_de)
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parents:
110
diff
changeset
|
1224 |
if (argc<2) return NULL; |
6b42494d405e
(svn r145) -Fix: [1016921] Network Name Resolution for not only connecting with IP. (sign_de)
darkvater
parents:
110
diff
changeset
|
1225 |
if (argc==2) { |
6b42494d405e
(svn r145) -Fix: [1016921] Network Name Resolution for not only connecting with IP. (sign_de)
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parents:
110
diff
changeset
|
1226 |
IConsolePrintF(_iconsole_color_default, "connecting to %s",argv[1]); |
6b42494d405e
(svn r145) -Fix: [1016921] Network Name Resolution for not only connecting with IP. (sign_de)
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parents:
110
diff
changeset
|
1227 |
NetworkCoreConnectGame(argv[1],_network_server_port); |
6b42494d405e
(svn r145) -Fix: [1016921] Network Name Resolution for not only connecting with IP. (sign_de)
darkvater
parents:
110
diff
changeset
|
1228 |
} else if (argc==3) { |
6b42494d405e
(svn r145) -Fix: [1016921] Network Name Resolution for not only connecting with IP. (sign_de)
darkvater
parents:
110
diff
changeset
|
1229 |
IConsolePrintF(_iconsole_color_default, "connecting to %s on port %s",argv[1],argv[2]); |
6b42494d405e
(svn r145) -Fix: [1016921] Network Name Resolution for not only connecting with IP. (sign_de)
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parents:
110
diff
changeset
|
1230 |
NetworkCoreConnectGame(argv[1],atoi(argv[2])); |
6b42494d405e
(svn r145) -Fix: [1016921] Network Name Resolution for not only connecting with IP. (sign_de)
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parents:
110
diff
changeset
|
1231 |
} |
6b42494d405e
(svn r145) -Fix: [1016921] Network Name Resolution for not only connecting with IP. (sign_de)
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parents:
110
diff
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|
1232 |
return NULL; |
6b42494d405e
(svn r145) -Fix: [1016921] Network Name Resolution for not only connecting with IP. (sign_de)
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parents:
110
diff
changeset
|
1233 |
} |
6b42494d405e
(svn r145) -Fix: [1016921] Network Name Resolution for not only connecting with IP. (sign_de)
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parents:
110
diff
changeset
|
1234 |
|
0 | 1235 |
// ************************** // |
1236 |
// * UDP Network Extensions * // |
|
1237 |
// ************************** // |
|
1238 |
||
105 | 1239 |
void NetworkUDPListen(bool client) |
0 | 1240 |
{ |
1241 |
SOCKET udp; |
|
1242 |
struct sockaddr_in sin; |
|
105 | 1243 |
int port; |
0 | 1244 |
|
105 | 1245 |
if (client) { port = _network_client_port; } else { port = _network_server_port; }; |
1246 |
||
185
646403e35006
(svn r186) -Add: debug 'net' for network debug (sign_de)
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parents:
177
diff
changeset
|
1247 |
DEBUG(net, 1) ("[NET][UDP] listening on port %i", port); |
0 | 1248 |
|
1249 |
udp = socket(AF_INET, SOCK_DGRAM, IPPROTO_UDP); |
|
105 | 1250 |
|
1251 |
// this disables network |
|
1252 |
_network_available = !(udp == INVALID_SOCKET); |
|
0 | 1253 |
|
1254 |
// set nonblocking mode for socket |
|
1255 |
{ unsigned long blocking = 1; ioctlsocket(udp, FIONBIO, &blocking); } |
|
1256 |
||
1257 |
sin.sin_family = AF_INET; |
|
1258 |
sin.sin_addr.s_addr = 0; |
|
1259 |
sin.sin_port = htons(port); |
|
1260 |
||
1261 |
if (bind(udp, (struct sockaddr*)&sin, sizeof(sin)) != 0) |
|
185
646403e35006
(svn r186) -Add: debug 'net' for network debug (sign_de)
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parents:
177
diff
changeset
|
1262 |
DEBUG(net, 1) ("[NET][UDP] error: bind failed on port %i", port); |
105 | 1263 |
|
0 | 1264 |
|
1265 |
// enable broadcasting |
|
1266 |
{ unsigned long val=1; setsockopt(udp, SOL_SOCKET, SO_BROADCAST, (char *) &val , sizeof(val)); } |
|
105 | 1267 |
// allow reusing |
1268 |
{ unsigned long val=1; setsockopt(udp, SOL_SOCKET, SO_REUSEADDR, (char *) &val , sizeof(val)); } |
|
1269 |
||
1270 |
if (client) { _udp_client_socket = udp; } else { _udp_server_socket = udp; } ; |
|
0 | 1271 |
|
1272 |
} |
|
1273 |
||
105 | 1274 |
void NetworkUDPClose(bool client) { |
1275 |
if (client) { |
|
185
646403e35006
(svn r186) -Add: debug 'net' for network debug (sign_de)
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parents:
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diff
changeset
|
1276 |
DEBUG(net, 1) ("[NET][UDP] closed listener on port %i", _network_client_port); |
105 | 1277 |
closesocket(_udp_client_socket); |
1278 |
_udp_client_socket = INVALID_SOCKET; |
|
1279 |
} else { |
|
185
646403e35006
(svn r186) -Add: debug 'net' for network debug (sign_de)
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parents:
177
diff
changeset
|
1280 |
DEBUG(net, 1) ("[NET][UDP] closed listener on port %i", _network_server_port); |
105 | 1281 |
closesocket(_udp_server_socket); |
1282 |
_udp_server_socket = INVALID_SOCKET; |
|
1283 |
}; |
|
1284 |
} |
|
1285 |
||
1286 |
void NetworkUDPReceive(bool client) { |
|
0 | 1287 |
struct sockaddr_in client_addr; |
173
df7c566d219f
(svn r174) -Network: [ 023268] small network.c changes/cleanups (MorphOS/AmigaOS) and one compiler warning fix (MorphOS) (tokai)
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parents:
172
diff
changeset
|
1288 |
#ifndef __MORPHOS__ |
0 | 1289 |
int client_len; |
173
df7c566d219f
(svn r174) -Network: [ 023268] small network.c changes/cleanups (MorphOS/AmigaOS) and one compiler warning fix (MorphOS) (tokai)
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parents:
172
diff
changeset
|
1290 |
#else |
df7c566d219f
(svn r174) -Network: [ 023268] small network.c changes/cleanups (MorphOS/AmigaOS) and one compiler warning fix (MorphOS) (tokai)
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parents:
172
diff
changeset
|
1291 |
LONG client_len; // for some reason we need a 'LONG' under MorphOS |
df7c566d219f
(svn r174) -Network: [ 023268] small network.c changes/cleanups (MorphOS/AmigaOS) and one compiler warning fix (MorphOS) (tokai)
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parents:
172
diff
changeset
|
1292 |
#endif |
0 | 1293 |
int nbytes; |
1294 |
struct UDPPacket packet; |
|
1295 |
int packet_len; |
|
1296 |
||
105 | 1297 |
SOCKET udp; |
1298 |
if (client) udp=_udp_client_socket; else udp=_udp_server_socket; |
|
1299 |
||
0 | 1300 |
packet_len = sizeof(packet); |
1301 |
client_len = sizeof(client_addr); |
|
1302 |
||
105 | 1303 |
nbytes = recvfrom(udp, (char *) &packet, packet_len , 0, (struct sockaddr *) &client_addr, &client_len); |
0 | 1304 |
if (nbytes>0) { |
1305 |
if (packet.command_code==packet.command_check) switch (packet.command_code) { |
|
1306 |
||
105 | 1307 |
case NET_UDPCMD_SERVERSEARCH: |
1308 |
if (!client) { |
|
1309 |
packet.command_check=packet.command_code=NET_UDPCMD_SERVERINFO; |
|
1310 |
memcpy(&packet.data,&_network_game,sizeof(_network_game)); |
|
1311 |
packet.data_len=sizeof(_network_game); |
|
1312 |
NetworkUDPSend(client,client_addr, packet); |
|
1313 |
} |
|
1314 |
break; |
|
1315 |
case NET_UDPCMD_GETSERVERINFO: |
|
1316 |
if (!client) { |
|
1317 |
packet.command_check=packet.command_code=NET_UDPCMD_SERVERINFO; |
|
1318 |
memcpy(&packet.data,&_network_game,sizeof(_network_game)); |
|
1319 |
packet.data_len=sizeof(_network_game); |
|
1320 |
NetworkUDPSend(client,client_addr, packet); |
|
0 | 1321 |
} |
1322 |
break; |
|
105 | 1323 |
case NET_UDPCMD_SERVERINFO: |
1324 |
if (client) { |
|
1325 |
NetworkGameList * item; |
|
1326 |
||
1327 |
item = (NetworkGameList *) NetworkGameListAdd(); |
|
1328 |
item -> ip = inet_addr(inet_ntoa(client_addr.sin_addr)); |
|
1329 |
item -> port = ntohs(client_addr.sin_port); |
|
1330 |
||
1331 |
memcpy(item,&packet.data,packet.data_len); |
|
1332 |
} |
|
1333 |
break; |
|
0 | 1334 |
} |
1335 |
} |
|
1336 |
} |
|
1337 |
||
81 | 1338 |
|
0 | 1339 |
|
105 | 1340 |
void NetworkUDPBroadCast(bool client, struct UDPPacket packet) { |
0 | 1341 |
int i=0, res; |
1342 |
struct sockaddr_in out_addr; |
|
1343 |
uint32 bcaddr; |
|
1344 |
byte * bcptr; |
|
105 | 1345 |
|
1346 |
SOCKET udp; |
|
1347 |
if (client) udp=_udp_client_socket; else udp=_udp_server_socket; |
|
1348 |
||
0 | 1349 |
while (_network_ip_list[i]!=0) { |
1350 |
bcaddr=_network_ip_list[i]; |
|
1351 |
out_addr.sin_family = AF_INET; |
|
105 | 1352 |
if (client) { out_addr.sin_port = htons(_network_server_port); } else { out_addr.sin_port = htons(_network_client_port); }; |
0 | 1353 |
bcptr = (byte *) &bcaddr; |
1354 |
bcptr[3]=255; |
|
1355 |
out_addr.sin_addr.s_addr = bcaddr; |
|
105 | 1356 |
res=sendto(udp,(char *) &packet,sizeof(packet),0,(struct sockaddr *) &out_addr,sizeof(out_addr)); |
185
646403e35006
(svn r186) -Add: debug 'net' for network debug (sign_de)
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parents:
177
diff
changeset
|
1357 |
if (res==-1) DEBUG(net, 1)("udp: broadcast error: %i",GET_LAST_ERROR()); |
0 | 1358 |
i++; |
1359 |
} |
|
1360 |
||
1361 |
} |
|
1362 |
||
105 | 1363 |
void NetworkUDPSend(bool client, struct sockaddr_in recv,struct UDPPacket packet) { |
1364 |
||
1365 |
SOCKET udp; |
|
1366 |
if (client) udp=_udp_client_socket; else udp=_udp_server_socket; |
|
1367 |
||
1368 |
sendto(udp,(char *) &packet,sizeof(packet),0,(struct sockaddr *) &recv,sizeof(recv)); |
|
0 | 1369 |
} |
1370 |
||
105 | 1371 |
|
175
d6cccece959a
(svn r176) -Fix: network_gui const and warnings fixes (Tron)
darkvater
parents:
173
diff
changeset
|
1372 |
bool NetworkUDPSearchGame(const byte ** _network_detected_serverip, unsigned short * _network_detected_serverport) { |
0 | 1373 |
struct UDPPacket packet; |
1374 |
int timeout=3000; |
|
105 | 1375 |
|
1376 |
NetworkGameListClear(); |
|
1377 |
||
185
646403e35006
(svn r186) -Add: debug 'net' for network debug (sign_de)
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parents:
177
diff
changeset
|
1378 |
DEBUG(net, 0) ("[NET][UDP] searching server"); |
105 | 1379 |
*_network_detected_serverip = "255.255.255.255"; |
1380 |
*_network_detected_serverport = 0; |
|
0 | 1381 |
|
1382 |
packet.command_check=packet.command_code=NET_UDPCMD_SERVERSEARCH; |
|
1383 |
packet.data_len=0; |
|
105 | 1384 |
NetworkUDPBroadCast(true, packet); |
0 | 1385 |
while (timeout>=0) { |
1386 |
CSleep(100); |
|
1387 |
timeout-=100; |
|
105 | 1388 |
NetworkUDPReceive(true); |
1389 |
||
1390 |
if (_network_game_count>0) { |
|
1391 |
NetworkGameList * item; |
|
1392 |
item = (NetworkGameList *) NetworkGameListItem(0); |
|
1393 |
*_network_detected_serverip=inet_ntoa(*(struct in_addr *) &item->ip); |
|
1394 |
*_network_detected_serverport=item->port; |
|
1395 |
timeout=-1; |
|
185
646403e35006
(svn r186) -Add: debug 'net' for network debug (sign_de)
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parents:
177
diff
changeset
|
1396 |
DEBUG(net, 0) ("[NET][UDP] server found on %s", *_network_detected_serverip); |
105 | 1397 |
} |
1398 |
||
0 | 1399 |
} |
105 | 1400 |
|
175
d6cccece959a
(svn r176) -Fix: network_gui const and warnings fixes (Tron)
darkvater
parents:
173
diff
changeset
|
1401 |
return (*_network_detected_serverport>0); |
0 | 1402 |
|
1403 |
} |
|
1404 |
||
1405 |
||
105 | 1406 |
// *************************** // |
1407 |
// * New Network Core System * // |
|
1408 |
// *************************** // |
|
1409 |
||
1410 |
void NetworkIPListInit() { |
|
1411 |
struct hostent* he = NULL; |
|
1412 |
char hostname[250]; |
|
1413 |
uint32 bcaddr; |
|
1414 |
int i=0; |
|
1415 |
||
1416 |
gethostname(hostname,250); |
|
185
646403e35006
(svn r186) -Add: debug 'net' for network debug (sign_de)
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parents:
177
diff
changeset
|
1417 |
DEBUG(net, 2) ("[NET][IP] init for host %s", hostname); |
105 | 1418 |
he=gethostbyname((char *) hostname); |
110
a22a6b07904b
(svn r111) -Fix: converted all linebreaks to UNIX-linebreak (\n)
truelight
parents:
106
diff
changeset
|
1419 |
|
a22a6b07904b
(svn r111) -Fix: converted all linebreaks to UNIX-linebreak (\n)
truelight
parents:
106
diff
changeset
|
1420 |
if (he == NULL) { |
a22a6b07904b
(svn r111) -Fix: converted all linebreaks to UNIX-linebreak (\n)
truelight
parents:
106
diff
changeset
|
1421 |
he = gethostbyname("localhost"); |
a22a6b07904b
(svn r111) -Fix: converted all linebreaks to UNIX-linebreak (\n)
truelight
parents:
106
diff
changeset
|
1422 |
} |
a22a6b07904b
(svn r111) -Fix: converted all linebreaks to UNIX-linebreak (\n)
truelight
parents:
106
diff
changeset
|
1423 |
|
a22a6b07904b
(svn r111) -Fix: converted all linebreaks to UNIX-linebreak (\n)
truelight
parents:
106
diff
changeset
|
1424 |
if (he == NULL) { |
a22a6b07904b
(svn r111) -Fix: converted all linebreaks to UNIX-linebreak (\n)
truelight
parents:
106
diff
changeset
|
1425 |
bcaddr = inet_addr("127.0.0.1"); |
a22a6b07904b
(svn r111) -Fix: converted all linebreaks to UNIX-linebreak (\n)
truelight
parents:
106
diff
changeset
|
1426 |
he = gethostbyaddr(inet_ntoa(*(struct in_addr *) &bcaddr), sizeof(bcaddr), AF_INET); |
105 | 1427 |
} |
1428 |
||
1429 |
if (he == NULL) { |
|
185
646403e35006
(svn r186) -Add: debug 'net' for network debug (sign_de)
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parents:
177
diff
changeset
|
1430 |
DEBUG(net, 2) ("[NET][IP] cannot resolve %s", hostname); |
105 | 1431 |
} else { |
1432 |
while(he->h_addr_list[i]) { |
|
1433 |
bcaddr = inet_addr(inet_ntoa(*(struct in_addr *) he->h_addr_list[i])); |
|
1434 |
_network_ip_list[i]=bcaddr; |
|
185
646403e35006
(svn r186) -Add: debug 'net' for network debug (sign_de)
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parents:
177
diff
changeset
|
1435 |
DEBUG(net, 2) ("[NET][IP] add %s",inet_ntoa(*(struct in_addr *) he->h_addr_list[i])); |
105 | 1436 |
i++; |
1437 |
} |
|
1438 |
||
1439 |
} |
|
1440 |
_network_ip_list[i]=0; |
|
1441 |
||
1442 |
} |
|
1443 |
||
1444 |
/* *************************************************** */ |
|
1445 |
||
1446 |
void NetworkCoreInit() { |
|
1447 |
||
185
646403e35006
(svn r186) -Add: debug 'net' for network debug (sign_de)
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parents:
177
diff
changeset
|
1448 |
DEBUG(net, 3) ("[NET][Core] init()"); |
105 | 1449 |
_network_available=true; |
185
646403e35006
(svn r186) -Add: debug 'net' for network debug (sign_de)
truelight
parents:
177
diff
changeset
|
1450 |
_network_client_timeout=3000; |
105 | 1451 |
|
1452 |
// [win32] winsock startup |
|
1453 |
||
1454 |
#if defined(WIN32) |
|
1455 |
{ |
|
1456 |
WSADATA wsa; |
|
185
646403e35006
(svn r186) -Add: debug 'net' for network debug (sign_de)
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parents:
177
diff
changeset
|
1457 |
DEBUG(net, 3) ("[NET][Core] using windows socket library"); |
105 | 1458 |
if (WSAStartup(MAKEWORD(2,0), &wsa) != 0) { |
185
646403e35006
(svn r186) -Add: debug 'net' for network debug (sign_de)
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parents:
177
diff
changeset
|
1459 |
DEBUG(net, 3) ("[NET][Core] error: WSAStartup failed"); |
105 | 1460 |
_network_available=false; |
1461 |
} |
|
1462 |
} |
|
1463 |
#else |
|
1464 |
||
1465 |
// [morphos/amigaos] bsd-socket startup |
|
1466 |
||
1467 |
#if defined(__MORPHOS__) || defined(__AMIGA__) |
|
1468 |
{ |
|
1469 |
DEBUG(misc,3) ("[NET][Core] using bsd socket library"); |
|
1470 |
if (!(SocketBase = OpenLibrary("bsdsocket.library", 4))) { |
|
185
646403e35006
(svn r186) -Add: debug 'net' for network debug (sign_de)
truelight
parents:
177
diff
changeset
|
1471 |
DEBUG(net, 3) ("[NET][Core] Couldn't open bsdsocket.library version 4."); |
105 | 1472 |
_network_available=false; |
1473 |
} |
|
144
6b42494d405e
(svn r145) -Fix: [1016921] Network Name Resolution for not only connecting with IP. (sign_de)
darkvater
parents:
110
diff
changeset
|
1474 |
|
173
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|
1475 |
#if !defined(__MORPHOS__) |
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|
1476 |
// for usleep() implementation (only required for legacy AmigaOS builds) |
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diff
changeset
|
1477 |
if ( (TimerPort = CreateMsgPort()) ) { |
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diff
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|
1478 |
if ( (TimerRequest = (struct timerequest *) CreateIORequest(TimerPort, sizeof(struct timerequest))) ) { |
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parents:
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diff
changeset
|
1479 |
if ( OpenDevice("timer.device", UNIT_MICROHZ, (struct IORequest *) TimerRequest, 0) == 0 ) { |
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diff
changeset
|
1480 |
if ( !(TimerBase = TimerRequest->tr_node.io_Device) ) { |
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|
1481 |
// free ressources... |
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diff
changeset
|
1482 |
DEBUG(net, 3) ("[NET][Core] Couldn't initialize timer."); |
144
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|
1483 |
_network_available=false; |
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diff
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|
1484 |
} |
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diff
changeset
|
1485 |
} |
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diff
changeset
|
1486 |
} |
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changeset
|
1487 |
} |
173
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changeset
|
1488 |
#endif |
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|
1489 |
|
105 | 1490 |
} |
1491 |
#else |
|
1492 |
||
1493 |
// [linux/macos] unix-socket startup |
|
1494 |
||
185
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|
1495 |
DEBUG(net, 3) ("[NET][Core] using unix socket library"); |
105 | 1496 |
|
1497 |
#endif |
|
1498 |
||
1499 |
#endif |
|
1500 |
||
1501 |
||
1502 |
if (_network_available) { |
|
185
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|
1503 |
DEBUG(net, 3) ("[NET][Core] OK: multiplayer available"); |
105 | 1504 |
// initiate network ip list |
1505 |
NetworkIPListInit(); |
|
144
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|
1506 |
IConsoleCmdRegister("connect",NetworkConsoleCmdConnect); |
185
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|
1507 |
IConsoleVarRegister("cfg_client_timeout",&_network_client_timeout,ICONSOLE_VAR_UINT16); |
105 | 1508 |
} else { |
185
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changeset
|
1509 |
DEBUG(net, 3) ("[NET][Core] FAILED: multiplayer not available"); |
105 | 1510 |
} |
1511 |
} |
|
1512 |
||
1513 |
/* *************************************************** */ |
|
1514 |
||
1515 |
void NetworkCoreShutdown() { |
|
1516 |
||
185
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|
1517 |
DEBUG(net, 3) ("[NET][Core] shutdown()"); |
105 | 1518 |
|
1519 |
#if defined(__MORPHOS__) || defined(__AMIGA__) |
|
1520 |
{ |
|
144
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|
1521 |
// free allocated ressources |
173
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changeset
|
1522 |
#if !defined(__MORPHOS__) |
144
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|
1523 |
if (TimerBase) { CloseDevice((struct IORequest *) TimerRequest); } |
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diff
changeset
|
1524 |
if (TimerRequest) { DeleteIORequest(TimerRequest); } |
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|
1525 |
if (TimerPort) { DeleteMsgPort(TimerPort); } |
173
df7c566d219f
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diff
changeset
|
1526 |
#endif |
144
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diff
changeset
|
1527 |
|
105 | 1528 |
if (SocketBase) { |
1529 |
CloseLibrary(SocketBase); |
|
1530 |
} |
|
1531 |
} |
|
1532 |
#endif |
|
1533 |
||
1534 |
||
1535 |
#if defined(WIN32) |
|
1536 |
{ |
|
1537 |
WSACleanup(); |
|
1538 |
} |
|
1539 |
#endif |
|
1540 |
||
1541 |
} |
|
1542 |
||
1543 |
/* *************************************************** */ |
|
1544 |
||
175
d6cccece959a
(svn r176) -Fix: network_gui const and warnings fixes (Tron)
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diff
changeset
|
1545 |
bool NetworkCoreConnectGame(const byte* b, unsigned short port) |
105 | 1546 |
{ |
1547 |
if (!_network_available) return false; |
|
1548 |
||
175
d6cccece959a
(svn r176) -Fix: network_gui const and warnings fixes (Tron)
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parents:
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diff
changeset
|
1549 |
if (strcmp(b,"auto")==0) { |
105 | 1550 |
// do autodetect |
1551 |
NetworkUDPSearchGame(&b, &port); |
|
172
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(svn r173) -Network: [1023231] Debug Code + ErrorBoxes + Load Game/Scenario. Added some more desync debug code and replaced some of the error() calls with some better error boxes. Hopefully find desyncs easier (sign_de)
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parents:
169
diff
changeset
|
1552 |
} |
105 | 1553 |
|
1554 |
if (port==0) { |
|
1555 |
// autodetection failed |
|
1556 |
if (_networking_override) NetworkLobbyShutdown(); |
|
1557 |
ShowErrorMessage(-1, STR_NETWORK_ERR_NOSERVER, 0, 0); |
|
172
8d8b3383470d
(svn r173) -Network: [1023231] Debug Code + ErrorBoxes + Load Game/Scenario. Added some more desync debug code and replaced some of the error() calls with some better error boxes. Hopefully find desyncs easier (sign_de)
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parents:
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diff
changeset
|
1558 |
_switch_mode_errorstr = STR_NETWORK_ERR_NOSERVER; |
105 | 1559 |
return false; |
172
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parents:
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diff
changeset
|
1560 |
} |
8d8b3383470d
(svn r173) -Network: [1023231] Debug Code + ErrorBoxes + Load Game/Scenario. Added some more desync debug code and replaced some of the error() calls with some better error boxes. Hopefully find desyncs easier (sign_de)
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parents:
169
diff
changeset
|
1561 |
|
105 | 1562 |
NetworkInitialize(); |
1563 |
_networking = NetworkConnect(b, port); |
|
1564 |
if (_networking) { |
|
1565 |
NetworkLobbyShutdown(); |
|
172
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parents:
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diff
changeset
|
1566 |
} else { |
8d8b3383470d
(svn r173) -Network: [1023231] Debug Code + ErrorBoxes + Load Game/Scenario. Added some more desync debug code and replaced some of the error() calls with some better error boxes. Hopefully find desyncs easier (sign_de)
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parents:
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diff
changeset
|
1567 |
if (_networking_override) |
8d8b3383470d
(svn r173) -Network: [1023231] Debug Code + ErrorBoxes + Load Game/Scenario. Added some more desync debug code and replaced some of the error() calls with some better error boxes. Hopefully find desyncs easier (sign_de)
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parents:
169
diff
changeset
|
1568 |
NetworkLobbyShutdown(); |
8d8b3383470d
(svn r173) -Network: [1023231] Debug Code + ErrorBoxes + Load Game/Scenario. Added some more desync debug code and replaced some of the error() calls with some better error boxes. Hopefully find desyncs easier (sign_de)
darkvater
parents:
169
diff
changeset
|
1569 |
|
105 | 1570 |
ShowErrorMessage(-1, STR_NETWORK_ERR_NOCONNECTION,0,0); |
172
8d8b3383470d
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darkvater
parents:
169
diff
changeset
|
1571 |
_switch_mode_errorstr = STR_NETWORK_ERR_NOCONNECTION; |
8d8b3383470d
(svn r173) -Network: [1023231] Debug Code + ErrorBoxes + Load Game/Scenario. Added some more desync debug code and replaced some of the error() calls with some better error boxes. Hopefully find desyncs easier (sign_de)
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parents:
169
diff
changeset
|
1572 |
} |
105 | 1573 |
return _networking; |
1574 |
} |
|
1575 |
||
1576 |
/* *************************************************** */ |
|
1577 |
||
1578 |
bool NetworkCoreStartGame() |
|
1579 |
{ |
|
1580 |
if (!_network_available) return false; |
|
1581 |
NetworkLobbyShutdown(); |
|
1582 |
NetworkInitialize(); |
|
1583 |
NetworkListen(); |
|
1584 |
NetworkUDPListen(false); |
|
1585 |
_networking_server = true; |
|
1586 |
_networking = true; |
|
1587 |
NetworkGameFillDefaults(); // clears the network game info |
|
1588 |
_network_game.players_on++; // the serverplayer is online |
|
1589 |
return true; |
|
1590 |
} |
|
1591 |
||
1592 |
/* *************************************************** */ |
|
1593 |
||
1594 |
void NetworkCoreDisconnect() |
|
1595 |
{ |
|
1596 |
/* terminate server */ |
|
1597 |
if (_networking_server) { |
|
1598 |
NetworkUDPClose(false); |
|
1599 |
NetworkClose(false); |
|
1600 |
} |
|
1601 |
||
1602 |
/* terminate client connection */ |
|
1603 |
else if (_networking) { |
|
1604 |
NetworkClose(true); |
|
1605 |
} |
|
1606 |
||
1607 |
NetworkShutdown(); |
|
1608 |
} |
|
1609 |
||
1610 |
/* *************************************************** */ |
|
1611 |
||
1612 |
void NetworkCoreLoop(bool incomming) { |
|
1613 |
||
1614 |
||
1615 |
if (incomming) { |
|
1616 |
||
1617 |
// incomming |
|
1618 |
||
1619 |
if ( _udp_client_socket != INVALID_SOCKET ) NetworkUDPReceive(true); |
|
1620 |
if ( _udp_server_socket != INVALID_SOCKET ) NetworkUDPReceive(false); |
|
1621 |
||
1622 |
if (_networking) { |
|
1623 |
NetworkReceive(); |
|
1624 |
NetworkProcessCommands(); // to check if we got any new commands belonging to the current frame before we increase it. |
|
1625 |
} |
|
1626 |
||
1627 |
} else { |
|
1628 |
||
1629 |
// outgoing |
|
1630 |
||
185
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diff
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|
1631 |
if ((_networking) && (!_networking_server) && (_frame_counter+1 >= _frame_counter_max)) { |
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177
diff
changeset
|
1632 |
// send the "i" am ready message to the server |
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parents:
177
diff
changeset
|
1633 |
// one frame before "i" reach the frame-limit |
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177
diff
changeset
|
1634 |
NetworkSendReadyPacket(); |
646403e35006
(svn r186) -Add: debug 'net' for network debug (sign_de)
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parents:
177
diff
changeset
|
1635 |
} |
646403e35006
(svn r186) -Add: debug 'net' for network debug (sign_de)
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parents:
177
diff
changeset
|
1636 |
|
646403e35006
(svn r186) -Add: debug 'net' for network debug (sign_de)
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parents:
177
diff
changeset
|
1637 |
|
105 | 1638 |
if (_networking) { |
1639 |
NetworkSend(); |
|
1640 |
} |
|
1641 |
||
1642 |
} |
|
1643 |
||
1644 |
} |
|
1645 |
||
1646 |
void NetworkLobbyInit() { |
|
185
646403e35006
(svn r186) -Add: debug 'net' for network debug (sign_de)
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parents:
177
diff
changeset
|
1647 |
DEBUG(net, 3) ("[NET][Lobby] init()"); |
105 | 1648 |
NetworkUDPListen(true); |
1649 |
} |
|
1650 |
||
1651 |
void NetworkLobbyShutdown() { |
|
185
646403e35006
(svn r186) -Add: debug 'net' for network debug (sign_de)
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parents:
177
diff
changeset
|
1652 |
DEBUG(net, 3) ("[NET][Lobby] shutdown()"); |
105 | 1653 |
NetworkUDPClose(true); |
1654 |
} |
|
1655 |
||
1656 |
||
1657 |
// ******************************** // |
|
1658 |
// * Network Game List Extensions * // |
|
1659 |
// ******************************** // |
|
1660 |
||
1661 |
void NetworkGameListClear() { |
|
1662 |
NetworkGameList * item; |
|
1663 |
NetworkGameList * next; |
|
1664 |
||
185
646403e35006
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parents:
177
diff
changeset
|
1665 |
DEBUG(net, 4) ("[NET][G-List] cleared server list"); |
105 | 1666 |
|
1667 |
item = _network_game_list; |
|
1668 |
while (item != NULL) { |
|
1669 |
next = (NetworkGameList *) item -> _next; |
|
1670 |
free (item); |
|
1671 |
item = next; |
|
1672 |
} |
|
1673 |
_network_game_list=NULL; |
|
1674 |
_network_game_count=0; |
|
1675 |
} |
|
1676 |
||
1677 |
char * NetworkGameListAdd() { |
|
1678 |
NetworkGameList * item; |
|
1679 |
NetworkGameList * before; |
|
1680 |
||
185
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parents:
177
diff
changeset
|
1681 |
DEBUG(net, 4) ("[NET][G-List] added server to list"); |
105 | 1682 |
|
1683 |
item = _network_game_list; |
|
1684 |
before = item; |
|
1685 |
while (item != NULL) { |
|
1686 |
before = item; |
|
1687 |
item = (NetworkGameList *) item -> _next; |
|
1688 |
} |
|
1689 |
item = malloc(sizeof(NetworkGameList)); |
|
1690 |
item -> _next = NULL; |
|
1691 |
if (before == NULL) { |
|
1692 |
_network_game_list = item; |
|
1693 |
} else { |
|
1694 |
before -> _next = (char *) item; |
|
1695 |
} |
|
1696 |
_network_game_count++; |
|
1697 |
return (char *) item; |
|
1698 |
} |
|
1699 |
||
1700 |
void NetworkGameListFromLAN() { |
|
1701 |
struct UDPPacket packet; |
|
185
646403e35006
(svn r186) -Add: debug 'net' for network debug (sign_de)
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parents:
177
diff
changeset
|
1702 |
DEBUG(net, 2) ("[NET][G-List] searching server over lan"); |
105 | 1703 |
NetworkGameListClear(); |
1704 |
packet.command_check=packet.command_code=NET_UDPCMD_SERVERSEARCH; |
|
1705 |
packet.data_len=0; |
|
1706 |
NetworkUDPBroadCast(true,packet); |
|
1707 |
} |
|
1708 |
||
1709 |
void NetworkGameListFromInternet() { |
|
185
646403e35006
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177
diff
changeset
|
1710 |
DEBUG(net, 2) ("[NET][G-List] searching servers over internet"); |
105 | 1711 |
NetworkGameListClear(); |
1712 |
||
1713 |
// **TODO** masterserver communication [internet protocol list] |
|
1714 |
||
1715 |
} |
|
1716 |
||
1717 |
char * NetworkGameListItem(uint16 index) { |
|
1718 |
NetworkGameList * item; |
|
1719 |
NetworkGameList * next; |
|
1720 |
uint16 cnt = 0; |
|
1721 |
||
1722 |
item = _network_game_list; |
|
1723 |
||
1724 |
while ((item != NULL) && (cnt != index)) { |
|
1725 |
next = (NetworkGameList *) item -> _next; |
|
1726 |
item = next; |
|
1727 |
cnt++; |
|
1728 |
} |
|
1729 |
||
1730 |
return (char *) item; |
|
1731 |
} |
|
1732 |
||
1733 |
// *************************** // |
|
1734 |
// * Network Game Extensions * // |
|
1735 |
// *************************** // |
|
1736 |
||
1737 |
void NetworkGameFillDefaults() { |
|
1738 |
NetworkGameInfo * game = &_network_game; |
|
1739 |
#if defined(WITH_REV) |
|
1740 |
extern char _openttd_revision[]; |
|
1741 |
#endif |
|
1742 |
||
185
646403e35006
(svn r186) -Add: debug 'net' for network debug (sign_de)
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parents:
177
diff
changeset
|
1743 |
DEBUG(net, 4) ("[NET][G-Info] setting defaults"); |
105 | 1744 |
|
1745 |
ttd_strlcpy(game->server_name,"OpenTTD Game",13); |
|
1746 |
game->game_password[0]='\0'; |
|
1747 |
game->map_name[0]='\0'; |
|
1748 |
#if defined(WITH_REV) |
|
1749 |
ttd_strlcpy(game->server_revision,_openttd_revision,strlen(_openttd_revision)); |
|
1750 |
#else |
|
1751 |
ttd_strlcpy(game->server_revision,"norev000",strlen("norev000")); |
|
1752 |
#endif |
|
1753 |
game->game_date=0; |
|
1754 |
||
1755 |
game->map_height=0; |
|
1756 |
game->map_width=0; |
|
1757 |
game->map_set=0; |
|
1758 |
||
1759 |
game->players_max=8; |
|
1760 |
game->players_on=0; |
|
1761 |
||
1762 |
game->server_lang=_dynlang.curr; |
|
1763 |
} |
|
1764 |
||
1765 |
void NetworkGameChangeDate(uint16 newdate) { |
|
1766 |
if (_networking_server) { |
|
1767 |
_network_game.game_date = newdate; |
|
1768 |
} |
|
1769 |
} |
|
1770 |
||
8
9ab81ef450f2
(svn r9) Fixed a couple of warnings and minor coding issues
dominik
parents:
1
diff
changeset
|
1771 |
#else // not ENABLE_NETWORK |
0 | 1772 |
|
1773 |
// stubs |
|
105 | 1774 |
void NetworkInitialize() {} |
0 | 1775 |
void NetworkShutdown() {} |
105 | 1776 |
void NetworkListen() {} |
0 | 1777 |
void NetworkConnect(const char *hostname, int port) {} |
1778 |
void NetworkReceive() {} |
|
1779 |
void NetworkSend() {} |
|
1780 |
void NetworkSendCommand(TileIndex tile, uint32 p1, uint32 p2, uint32 cmd, CommandCallback *callback) {} |
|
1781 |
void NetworkProcessCommands() {} |
|
106
51354fbb3e8a
(svn r107) Small fix for compiling without networking
dominik
parents:
105
diff
changeset
|
1782 |
void NetworkStartSync(bool fcreset) {} |
105 | 1783 |
void NetworkCoreInit() { _network_available=false; }; |
1784 |
void NetworkCoreShutdown() {}; |
|
1785 |
void NetworkCoreDisconnect() {}; |
|
1786 |
void NetworkCoreLoop(bool incomming) {}; |
|
177
71fec20dd4a8
(svn r178) -Fix: small network fix if network is not enabled
darkvater
parents:
175
diff
changeset
|
1787 |
bool NetworkCoreConnectGame(const byte* b, unsigned short port) {return false;}; |
106
51354fbb3e8a
(svn r107) Small fix for compiling without networking
dominik
parents:
105
diff
changeset
|
1788 |
bool NetworkCoreStartGame() {return false;}; |
105 | 1789 |
void NetworkLobbyShutdown() {}; |
1790 |
void NetworkLobbyInit() {}; |
|
1791 |
void NetworkGameListClear() {}; |
|
1792 |
char * NetworkGameListAdd() {return NULL;}; |
|
1793 |
void NetworkGameListFromLAN() {}; |
|
1794 |
void NetworkGameListFromInternet() {}; |
|
1795 |
void NetworkGameFillDefaults() {}; |
|
1796 |
char * NetworkGameListItem(uint16 index) {return NULL;}; |
|
1797 |
void NetworkGameChangeDate(uint16 newdate) {}; |
|
1798 |
||
1799 |
#endif |